2000231128

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{256967}}^1$

素因数の和:257119

約数の個数: 32

約数和(自身を含む): 4317062400

約数和(自身を除く): 2316831272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 256967, 513934, 1027868, 1798769, 2055736, 3597538, 7195076, 14390152, 35718413, 71436826, 142873652, 250028891, 285747304, 500057782, 1000115564, 2000231128]

約数ペア:

[(1, 2000231128), (2, 1000115564), (4, 500057782), (7, 285747304), (8, 250028891), (14, 142873652), (28, 71436826), (56, 35718413), (139, 14390152), (278, 7195076), (556, 3597538), (973, 2055736), (1112, 1798769), (1946, 1027868), (3892, 513934), (7784, 256967)]